Package com.cupoftea.table

Class Aggregations.BaseAggregate

java.lang.Object

com.cupoftea.table.Aggregations.BaseAggregate

All Implemented Interfaces:

Aggregate

Enclosing class:

Aggregations

public abstract static class Aggregations.BaseAggregate
extends Object
implements Aggregate

Field Summary

Fields

Modifier and Type	Field	Description
protected final Aggregation	aggregationType
protected final String	column
protected String	outputColumnName

Constructor Summary

Constructors

Constructor	Description
BaseAggregate(String column, String defaultOutputName)
BaseAggregate(String column, String defaultOutputName, Aggregation aggregationType)

Method Summary

Modifier and Type	Method	Description
Aggregate	as(String alias)
Aggregation	getAggregationType()	Returns the high-level Aggregation type, or null if custom.
String	getColumn()
String	getOutputColumnName()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.cupoftea.table.Aggregate

compute, computeIndexedVector, computeVector, createAccumulator, getResultType, supportsSinglePass, supportsVectorizedExecution

Field Details

column

protected final String column

outputColumnName

protected String outputColumnName

aggregationType

protected final Aggregation aggregationType

Constructor Details

BaseAggregate

public BaseAggregate(String column,
 String defaultOutputName)

BaseAggregate

public BaseAggregate(String column,
 String defaultOutputName,
 Aggregation aggregationType)

Method Details

getAggregationType

public Aggregation getAggregationType()

Description copied from interface: Aggregate

Returns the high-level Aggregation type, or null if custom.

Specified by:

getAggregationType in interface Aggregate

getColumn

public String getColumn()

Specified by:

getColumn in interface Aggregate

getOutputColumnName

public String getOutputColumnName()

Specified by:

getOutputColumnName in interface Aggregate

as

public Aggregate as(String alias)

Specified by:

as in interface Aggregate